Page 6 - ALWAco SPP Brochure
P. 6
TOTAL CAPABILITY.
FROM FACTORY PROTOTYPE
TO FULLY TESTED PUMP
FAST, IN-HOUSE MANUFACTURE MARMARAY TUNNEL,
ISTANBUL, TURKEY
In addition to an extensive pump portfolio spanning common
fire pump applications, SPP Pumps routinely designs and The £3.4bn Marmaray project, linking the European
manufactures bespoke, fully integrated packaged pump and Asian sides of Istanbul with a railway, is the
solutions. Matched to a customer’s unique application and world’s deepest immersed tube tunnel. Crossing the
operating environment, close consultation scopes complex Bosphorus Strait, the tunnel runs for 13.6-kilometres
needs, whilst custom design solutions (including 3D printing (8.5 miles), of which 0.8 miles (1.4 km) is an
of moulds) means that every sub-assembly can be configured underwater section. It is estimated by 2015 the
precisely - maximising reliability and performance over the tunnel will see 1.5 million trips per day, rising to
full system lifecycle. 1.7 million by 2025. SPP Pumps fire protection in
the tunnel includes 6 sets of pumps for 6 stations -
6 Kazlıçeşme, Yedikule, Yenikapı, Sirkeci, Uskudar and
Ayrılıkçeşme. Each set includes an electric, diesel and
jockey pump all approved to UL and FM standards.
The pumps are supplying the tunnel standpipe
system, pre-action sprinkler system in the stations
and foam systems in drain sumps.
